new Random(RANDOM_SEED).nextBytes(testBytes);
  }

  // CRC32

  @Benchmark
  byte crc32HashFunction(int reps) {
    return runHashFunction(reps, Hashing.crc32());
  }

  @Benchmark
  byte crc32Checksum(int reps) throws Exception {
    byte result = 0x01;
    for (int i = 0; i < reps; i++) {
      CRC32 checksum = new CRC32();
      checksum.update(testBytes, 0, testBytes.length);

   */
  private static void assertCrc(int expectedCrc, byte[] data) {
    int actualCrc = Hashing.crc32c().hashBytes(data).asInt();
    assertEquals(
        String.format("expected: %08x, actual: %08x", expectedCrc, actualCrc),
        expectedCrc,
        actualCrc);
    int actualCrcHasher = Hashing.crc32c().newHasher().putBytes(data).hash().asInt();
    assertEquals(

   */
  private static void assertCrc(int expectedCrc, byte[] data) {
    int actualCrc = Hashing.crc32c().hashBytes(data).asInt();
    assertEquals(
        String.format("expected: %08x, actual: %08x", expectedCrc, actualCrc),
        expectedCrc,
        actualCrc);
    int actualCrcHasher = Hashing.crc32c().newHasher().putBytes(data).hash().asInt();
    assertEquals(

          .put(Hashing.crc32(), "", "00000000")
          .put(Hashing.crc32(), TQBFJOTLD, "39a34f41")
          .put(Hashing.crc32(), TQBFJOTLDP, "e9259051")
          .put(Hashing.sipHash24(), "", "310e0edd47db6f72")
          .put(Hashing.sipHash24(), TQBFJOTLD, "e46f1fdc05612752")
          .put(Hashing.sipHash24(), TQBFJOTLDP, "9b602581fce4d4f8")
          .put(Hashing.crc32c(), "", "00000000")

    new Random(RANDOM_SEED).nextBytes(testBytes);
  }

  // CRC32

  @Benchmark
  byte crc32HashFunction(int reps) {
    return runHashFunction(reps, Hashing.crc32());
  }

  @Benchmark
  byte crc32Checksum(int reps) throws Exception {
    byte result = 0x01;
    for (int i = 0; i < reps; i++) {
      CRC32 checksum = new CRC32();
      checksum.update(testBytes, 0, testBytes.length);

	AmzFwdHeaderContentRange       = "x-amz-fwd-header-Content-Range"
	AmzFwdHeaderContentType        = "x-amz-fwd-header-Content-Type"
	AmzFwdHeaderChecksumCrc32      = "x-amz-fwd-header-x-amz-checksum-crc32"
	AmzFwdHeaderChecksumCrc32c     = "x-amz-fwd-header-x-amz-checksum-crc32c"
	AmzFwdHeaderChecksumSha1       = "x-amz-fwd-header-x-amz-checksum-sha1"
	AmzFwdHeaderChecksumSha256     = "x-amz-fwd-header-x-amz-checksum-sha256"

    return ChecksumType.ADLER_32.hashFunction;
  }

  @Immutable
  enum ChecksumType implements ImmutableSupplier<Checksum> {
    CRC_32("Hashing.crc32()") {
      @Override
      public Checksum get() {
        return new CRC32();
      }
    },
    ADLER_32("Hashing.adler32()") {
      @Override
      public Checksum get() {
        return new Adler32();
      }
    };

	// Server-Status
	MinIOServerStatus = "x-minio-server-status"

	// Content Checksums
	AmzChecksumAlgo   = "x-amz-checksum-algorithm"
	AmzChecksumCRC32  = "x-amz-checksum-crc32"
	AmzChecksumCRC32C = "x-amz-checksum-crc32c"
	AmzChecksumSHA1   = "x-amz-checksum-sha1"
	AmzChecksumSHA256 = "x-amz-checksum-sha256"
	AmzChecksumMode   = "x-amz-checksum-mode"

	// Delete special flag to force delete a bucket or a prefix

func (c ChecksumType) Hasher() hash.Hash {
	switch {
	case c.Is(ChecksumCRC32):
		return crc32.NewIEEE()
	case c.Is(ChecksumCRC32C):
		return crc32.New(crc32.MakeTable(crc32.Castagnoli))
	case c.Is(ChecksumSHA1):
		return sha1.New()
	case c.Is(ChecksumSHA256):
		return sha256.New()
	}
	return nil
}

// Trailing return whether the checksum is trailing.
func (c ChecksumType) Trailing() bool {

		ETag:           partInfo.ETag,
		LastModified:   partInfo.ModTime,
		Size:           partInfo.Size,
		ActualSize:     partInfo.ActualSize,
		ChecksumCRC32:  partInfo.Checksums["CRC32"],
		ChecksumCRC32C: partInfo.Checksums["CRC32C"],
		ChecksumSHA1:   partInfo.Checksums["SHA1"],
		ChecksumSHA256: partInfo.Checksums["SHA256"],
	}, nil
}